The cauldron is lit up during the opening ceremony of the 7th CISM Military World Games in Wuhan, capital of central China's Hubei Province, Oct.18, 2019. (Xinhua/Liu Xu)

Photo taken on Oct. 18, 2019 shows the performance during the opening ceremony of the 7th International Military Sports Council (CISM) Military World Games in Wuhan, capital of central China's Hubei Province.(Xinhua/Li Ga)